﻿// Copyright (c) 2008 screamingtarget@gmail.com

// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.


using System;
using System.Runtime.InteropServices;


namespace NfoViewer
{
   internal class NativeMethods
   {
      private NativeMethods() {}

      public const uint SHGFI_ICON      = 0x100;
      public const uint SHGFI_LARGEICON = 0x000;    // 'Large icon
      public const uint SHGFI_SMALLICON = 0x001;    // 'Small icon

      [StructLayout( LayoutKind.Sequential, CharSet = CharSet.Unicode )]
      public struct SHFILEINFO
      {
         public IntPtr hIcon;
         public IntPtr iIcon;
         public uint dwAttributes;
         [MarshalAs( UnmanagedType.LPWStr, SizeConst = 260 )]
         public string szDisplayName;
         [MarshalAs( UnmanagedType.LPWStr, SizeConst = 80 )]
         public string szTypeName;
      }

      [DllImport( "shell32.dll", CharSet = CharSet.Unicode )]
      public static extern IntPtr SHGetFileInfo( string pszPath,
         uint dwFileAttributes, ref SHFILEINFO psfi, uint cbFileInfo,
         uint uFlags );

      [DllImport( "user32.dll" )]
      [return: MarshalAs( UnmanagedType.Bool )]
      public static extern bool DestroyIcon( IntPtr hIcon );
   }
}
